The Smiling Proud Wanderer S01 E08 Episode 8

LAN wanted to retire but was assigned by the king to be the General, so reluctantly he .received this promotion. Meanwhile LAU was threatened not to meet YEUNG again. Refusing to do as told, his whole family got killed and he ended up being attacked. At the critical moment, YEUNG rescued him and in their escape they finally succeeded in composing the final number, 'The Smiling, Proud Wanderer'.